From 87897d56ea62544a36986eb09d420649668d7400 Mon Sep 17 00:00:00 2001
From: Taloth Saldono <Taloth@users.noreply.github.com>
Date: Fri, 7 May 2021 22:09:23 +0200
Subject: [PATCH] Fixed: MediaInfo tag in renaming format for certain OS
 language cultures

Based-On: https://github.com/Radarr/Radarr/commit/a0d2af54e854a77e7e61d1c79a433c488cf9ac41
---
 .../FileNameBuilderFixture.cs                 | 28 +++++++++++++++++++
 .../Organizer/FileNameBuilder.cs              |  2 +-
 2 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/FileNameBuilderFixture.cs b/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/FileNameBuilderFixture.cs
index b497a9b10..57ca4e1bc 100644
--- a/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/FileNameBuilderFixture.cs
+++ b/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/FileNameBuilderFixture.cs
@@ -1,6 +1,8 @@
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 using System.Linq;
+using System.Threading;
 using FizzWare.NBuilder;
 using FluentAssertions;
 using Moq;
@@ -812,6 +814,32 @@ namespace NzbDrone.Core.Test.OrganizerTests.FileNameBuilderTests
                    .Should().Be(releaseGroup);
         }
 
+        [TestCase("en-US")]
+        [TestCase("fr-FR")]
+        [TestCase("az")]
+        [TestCase("tr-TR")]
+        public void should_replace_all_tokens_for_different_cultures(string culture)
+        {
+            var oldCulture = Thread.CurrentThread.CurrentCulture;
+            try
+            {
+                Thread.CurrentThread.CurrentCulture = new CultureInfo(culture);
+
+                _episodeFile.ReleaseGroup = null;
+
+                GivenMediaInfoModel(audioLanguages: "English/German");
+
+                _namingConfig.StandardEpisodeFormat = "{MediaInfo AudioLanguages}";
+
+                Subject.BuildFileName(new List<Episode> { _episode1 }, _series, _episodeFile)
+                       .Should().Be("[EN+DE]");
+            }
+            finally
+            {
+                Thread.CurrentThread.CurrentCulture = oldCulture;
+            }
+        }
+
         [TestCase("English", "")]
         [TestCase("English/German", "[EN+DE]")]
         public void should_format_audio_languages(string audioLanguages, string expected)
diff --git a/src/NzbDrone.Core/Organizer/FileNameBuilder.cs b/src/NzbDrone.Core/Organizer/FileNameBuilder.cs
index 898462068..2ed329f71 100644
--- a/src/NzbDrone.Core/Organizer/FileNameBuilder.cs
+++ b/src/NzbDrone.Core/Organizer/FileNameBuilder.cs
@@ -45,7 +45,7 @@ namespace NzbDrone.Core.Organizer
         private readonly Logger _logger;
 
         private static readonly Regex TitleRegex = new Regex(@"(?<escaped>\{\{|\}\})|\{(?<prefix>[- ._\[(]*)(?<token>(?:[a-z0-9]+)(?:(?<separator>[- ._]+)(?:[a-z0-9]+))?)(?::(?<customFormat>[a-z0-9+-]+(?<!-)))?(?<suffix>[- ._)\]]*)\}",
-                                                             RegexOptions.Compiled | RegexOptions.IgnoreCase);
+                                                             RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.CultureInvariant);
 
         private static readonly Regex EpisodeRegex = new Regex(@"(?<episode>\{episode(?:\:0+)?})",
                                                                RegexOptions.Compiled | RegexOptions.IgnoreCase);